From patchwork Tue Mar 7 22:46:02 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ondrej Zary X-Patchwork-Id: 13164893 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id BD5D7C678D5 for ; Tue, 7 Mar 2023 22:47:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229667AbjCGWrO (ORCPT ); Tue, 7 Mar 2023 17:47:14 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33250 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230333AbjCGWrH (ORCPT ); Tue, 7 Mar 2023 17:47:07 -0500 Received: from hosting.gsystem.sk (hosting.gsystem.sk [212.5.213.30]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 4DD5229E15; Tue, 7 Mar 2023 14:47:01 -0800 (PST) Received: from gsql.ggedos.sk (off-20.infotel.telecom.sk [212.5.213.20]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by hosting.gsystem.sk (Postfix) with ESMTPSA id 957DF7A05DC; Tue, 7 Mar 2023 23:46:48 +0100 (CET) From: Ondrej Zary To: Damien Le Moal , Sudip Mukherjee Cc: Christoph Hellwig , Sergey Shtylyov , Jens Axboe , Tim Waugh , linux-block@vger.kernel.org, linux-parport@lists.infradead.org, linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 07/32] pata_parport-bpck6: remove org_* from struct ppc_storage Date: Tue, 7 Mar 2023 23:46:02 +0100 Message-Id: <20230307224627.28011-8-linux@zary.sk> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20230307224627.28011-1-linux@zary.sk> References: <20230307224627.28011-1-linux@zary.sk> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org org_data duplicates saved_r0 and org_ctrl duplicates saved_r2 in pi->unit. Remove them. Signed-off-by: Ondrej Zary Reviewed-by: Sergey Shtylyov --- drivers/ata/pata_parport/ppc6lnx.c | 20 +++++++++----------- 1 file changed, 9 insertions(+), 11 deletions(-) diff --git a/drivers/ata/pata_parport/ppc6lnx.c b/drivers/ata/pata_parport/ppc6lnx.c index dd9f3040f9a7..7ea8e8a31aeb 100644 --- a/drivers/ata/pata_parport/ppc6lnx.c +++ b/drivers/ata/pata_parport/ppc6lnx.c @@ -74,8 +74,6 @@ struct ppc_storage { // 5 = EPP Word // 6 = EPP Dword u8 ppc_flags; - u8 org_data; // original LPT data port contents - u8 org_ctrl; // original LPT control port contents u8 cur_ctrl; // current control port contents }; @@ -127,17 +125,17 @@ static int ppc6_select(struct pi_adapter *pi) if (i & 1) outb(i, pi->port + 1); - ppc->org_data = inb(pi->port); + pi->saved_r0 = inb(pi->port); - ppc->org_ctrl = inb(pi->port + 2) & 0x5F; // readback ctrl + pi->saved_r2 = inb(pi->port + 2) & 0x5F; // readback ctrl - ppc->cur_ctrl = ppc->org_ctrl; + ppc->cur_ctrl = pi->saved_r2; ppc->cur_ctrl |= port_sel; outb(ppc->cur_ctrl, pi->port + 2); - if (ppc->org_data == 'b') + if (pi->saved_r0 == 'b') outb('x', pi->port); outb('b', pi->port); @@ -195,9 +193,9 @@ static int ppc6_select(struct pi_adapter *pi) } } - outb(ppc->org_ctrl, pi->port + 2); + outb(pi->saved_r2, pi->port + 2); - outb(ppc->org_data, pi->port); + outb(pi->saved_r0, pi->port); return(0); // FAIL } @@ -214,11 +212,11 @@ static void ppc6_deselect(struct pi_adapter *pi) outb(ppc->cur_ctrl, pi->port + 2); - outb(ppc->org_data, pi->port); + outb(pi->saved_r0, pi->port); - outb((ppc->org_ctrl | port_sel), pi->port + 2); + outb((pi->saved_r2 | port_sel), pi->port + 2); - outb(ppc->org_ctrl, pi->port + 2); + outb(pi->saved_r2, pi->port + 2); } //***************************************************************************